The app functions as a sound level meter, offering features like adjustable update rates and weighting types. It displays minimum, maximum, and average values, along with a historical curve and real-time histogram.
by Fabien Lefebvre★ 5.01 ratingsUtilities$1.99Data updated 2026-09-25
The app calculates stroke height from pile driver sound. It logs stroke height, blow count, and moving average, serving as a tool for engineers, contractors, and inspectors.
The app calculates molarity, converts between grams and moles, and computes dilutions. It features slider-controlled SI-prefixes with automatic value adjustment and allows switching molecular weight between Dalton and kilo-Daltons.
The app calculates loan payments, interest rates, present value, and future value. Values are displayed above the keys for easy reference on the user's iPhone and iPad.
The app connects to Vibration Research hardware for live vibration test monitoring. It includes engineering calculators, a strobe light, a noise SPL meter, and an accelerometer.
Count a customizable that supports positive and negative values. Set step increments, enable or disable sounds and vibrations. Use for personal calculations like passenger counts or inventory tracking.
Track time intervals with countdown and -up features. Calculate passed since specific events like birth, joining, or marriage. Display remaining until scheduled dates or life span estimates. Switch between countdown and -up modes.